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參數(shù)資料
| 型號(hào)： | MAX2105CWI |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類(lèi)： | 通信及網(wǎng)絡(luò) |
| 英文描述： | Direct-Conversion Tuner ICs for Digital DBS Applications |
| 中文描述： | SPECIALTY TELECOM CIRCUIT, PDSO28 |
| 封裝： | SO-28 |
| 文件頁(yè)數(shù)： | 15/16頁(yè) |
| 文件大?。?/td> | 151K |
| 代理商： | MAX2105CWI |
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M
Direc t-Conversion Tuner ICs for
Digital DBS Applic ations
______________________________________________________________________________________
15
MHz
DESIRED
CHANNEL
(20Msps)
dBc
AT SIGNAL
POINT NO. 2
0
0
10
PASSBAND FILTER REQUIREMENTS:
(1) <20% OF BAUD PERIOD DELAY RIPPLE
(2) <0.1dB GAIN RIPPLE
TRANSITION BAND FILTER REQUIREMENTS:
< 2dB GAIN RIPPLE
FILTER CUTOFF
12
20
28
40
MHz
17.16
-30
ADC SAMPLING
TRANSPONDER SPACING = 29.16 MHz
LOWPASS FILTER RESPONSE
DESIRED
CHANNEL
(20Msps)
UNDESIRED ADJACENT CHANNEL
TRANSPONDER BW = 24MHz
dBc
AT SIGNAL
POINT NO. 1
0
0
10
DATA NYQUIST
NYQUIST FOR ADC
α
= 0.2
12
20
29.16
40 41.16
17.16
-30
ADC SAMPLING
MHz
DESIRED
CHANNEL
(20Msps)
ADJ
CHANNEL
FOLDOVER
dBc
AT SIGNAL
POINT NO.3
0
0
10
ADC NYQUIST
12
20
40
17.16
-30
ADC SAMPLING
MHz
DESIRED
CHANNEL
(20Msps)
DIGITAL MATCHED FILTER
dBc
AT SIGNAL
POINT NO.4
0
10 12
40
-30
ADC SAMPLING
Figure 5. Lowpass Filtering Example.
Note:
Data Rate = 40Mbps, Transponder BW = 24MHz, Transponder Spacing = 29.16MHz,
Nyquist Filter:
α
= 0.2
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PDF描述 |
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| MAX2104 | 16-Bit Buffers/Drivers With 3-State Outputs 48-TSSOP -40 to 85 |
| MAX2104CCM | PLASTIC ENCAPSULATED DEVICES |
| MAX2106 | 16-Bit Buffers/Drivers With 3-State Outputs 48-TVSOP -40 to 85 |
| MAX2106UCM | DBS Direct Downconverter |
| MAX2108CEG | Direct-Conversion Tuner IC |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX2105CWI+ | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX2106 | 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:DBS Direct Downconverter |
| MAX2106_05 | 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:DBS Direct Downconverter |
| MAX2106CCM | 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:Analog IC |
| MAX2106ECM | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
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